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Cheap flights from Washington, D.C. Reagan-National Airport to Copenhagen from $316

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Copenhagen departing on 10/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Washington, D.C. Reagan-National Airport to Copenhagen

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:59 am - 4:00 pm
DCA
-
CPH
27h 01m
3 stops
Multiple Airlines Logo
7:05 am - 7:57 pm
CPH
-
DCA
42h 52m
3 stops
$699Multiple Airlines
Mon, Aug 17 - Wed, Aug 26
Air Canada Logo
4:20 pm - 8:55 am
DCA
-
CPH
10h 35m
1 stop
Air Canada Logo
12:30 pm - 6:12 pm
CPH
-
DCA
11h 42m
1 stop
$703Air Canada
Sun, Aug 16 - Mon, Aug 24
Air Canada Logo
4:20 pm - 8:55 am
DCA
-
CPH
10h 35m
1 stop
Air Canada Logo
12:15 pm - 9:48 pm
CPH
-
DCA
15h 33m
1 stop
$706Air Canada
Sun, Aug 16 - Mon, Aug 24
Air Canada Logo
4:20 pm - 8:55 am
DCA
-
CPH
10h 35m
1 stop
Air Canada Logo
12:15 pm - 7:57 pm
CPH
-
DCA
13h 42m
2 stops
$707Air Canada
Sun, Aug 16 - Mon, Aug 24
Air Canada Logo
4:20 pm - 8:55 am
DCA
-
CPH
10h 35m
1 stop
Air Canada Logo
12:15 pm - 7:57 pm
CPH
-
DCA
13h 42m
2 stops
$711Air Canada
Sun, Aug 16 - Mon, Aug 24
Air Canada Logo
6:00 am - 8:55 am
DCA
-
CPH
20h 55m
1 stop
Air Canada Logo
12:15 pm - 9:48 pm
CPH
-
DCA
15h 33m
1 stop
$721Air Canada
Sun, Aug 9 - Mon, Aug 24
Air Canada Logo
12:40 pm - 10:35 am
DCA
-
CPH
15h 55m
2 stops
Air Canada Logo
12:15 pm - 9:48 pm
CPH
-
DCA
15h 33m
1 stop
$722Air Canada
Sun, Aug 9 - Mon, Aug 24
Air Canada Logo
12:40 pm - 10:35 am
DCA
-
CPH
15h 55m
2 stops
Air Canada Logo
6:50 am - 3:38 pm
CPH
-
DCA
14h 48m
2 stops
$724Air Canada
Sun, Aug 9 - Mon, Aug 24
Multiple Airlines Logo
6:00 am - 11:05 am
DCA
-
CPH
23h 05m
2 stops
Multiple Airlines Logo
12:15 pm - 10:18 am
CPH
-
DCA
28h 03m
1 stop
$726Multiple Airlines
Thu, Aug 13 - Wed, Aug 19
Air Canada Logo
12:40 pm - 10:50 am
DCA
-
CPH
16h 10m
2 stops
Air Canada Logo
12:15 pm - 9:48 pm
CPH
-
DCA
15h 33m
1 stop
$727Air Canada
Mon, Aug 17 - Wed, Aug 26

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United Airlines flights from Washington, D.C. Reagan-National Airport to Copenhagen

Our best United Airlines deals on Washington, D.C. Reagan-National Airport to Copenhagen flight tickets
United Airlines
Oct 28
DCA8:45 pmWashington, D.C. Reagan-National
31h 20m
1 stop
CPH9:05 amKastrup Copenhagen
Nov 6
CPH11:35 amKastrup Copenhagen
30h 10m
2 stops
DCA11:45 amWashington, D.C. Reagan-National
$748
United Airlines
Aug 20
DCA4:20 pmWashington, D.C. Reagan-National
10h 35m
1 stop
CPH8:55 amKastrup Copenhagen
Aug 26
CPH12:15 pmKastrup Copenhagen
15h 33m
1 stop
DCA9:48 pmWashington, D.C. Reagan-National
$752
United Airlines
Nov 12
DCA6:59 amWashington, D.C. Reagan-National
21h 06m
1 stop
CPH10:05 amKastrup Copenhagen
Nov 16
CPH7:10 amKastrup Copenhagen
20h 49m
2 stops
DCA9:59 pmWashington, D.C. Reagan-National
$763

Air Canada flights from Washington, D.C. Reagan-National Airport to Copenhagen

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Copenhagen flight tickets
Air Canada
Aug 16
DCA4:20 pmWashington, D.C. Reagan-National
10h 35m
1 stop
CPH8:55 amKastrup Copenhagen
Aug 24
CPH12:30 pmKastrup Copenhagen
11h 42m
1 stop
DCA6:12 pmWashington, D.C. Reagan-National
$703
Air Canada
Aug 16
DCA4:20 pmWashington, D.C. Reagan-National
10h 35m
1 stop
CPH8:55 amKastrup Copenhagen
Aug 24
CPH12:15 pmKastrup Copenhagen
15h 33m
1 stop
DCA9:48 pmWashington, D.C. Reagan-National
$706
Air Canada
Aug 16
DCA4:20 pmWashington, D.C. Reagan-National
10h 35m
1 stop
CPH8:55 amKastrup Copenhagen
Aug 24
CPH12:15 pmKastrup Copenhagen
13h 42m
2 stops
DCA7:57 pmWashington, D.C. Reagan-National
$707

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport to Copenhagen that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 20, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Copenhagen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Mon 8/17

6:59 am-4:00 pm

3 stops27h 01m

Kastrup Copenhagen

Wed 8/26

7:05 am-7:57 pm

3 stops42h 52m

$699
Quickest round-trip

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Sun 8/16

4:20 pm-8:55 am

1 stop10h 35m

Kastrup Copenhagen

Mon 8/24

12:30 pm-6:12 pm

1 stop11h 42m

$703

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Sun 8/16

4:20 pm-8:55 am

1 stop10h 35m

Kastrup Copenhagen

Mon 8/24

12:15 pm-9:48 pm

1 stop15h 33m

$706

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Sun 8/16

4:20 pm-8:55 am

1 stop10h 35m

Kastrup Copenhagen

Mon 8/24

12:15 pm-7:57 pm

2 stops13h 42m

$707

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Sun 8/16

4:20 pm-8:55 am

1 stop10h 35m

Kastrup Copenhagen

Mon 8/24

12:15 pm-7:57 pm

2 stops13h 42m

$711

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Sun 8/9

6:00 am-8:55 am

1 stop20h 55m

Kastrup Copenhagen

Mon 8/24

12:15 pm-9:48 pm

1 stop15h 33m

$721

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Sun 8/9

12:40 pm-10:35 am

2 stops15h 55m

Kastrup Copenhagen

Mon 8/24

12:15 pm-9:48 pm

1 stop15h 33m

$722

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Sun 8/9

12:40 pm-10:35 am

2 stops15h 55m

Kastrup Copenhagen

Mon 8/24

6:50 am-3:38 pm

2 stops14h 48m

$724

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Thu 8/13

6:00 am-11:05 am

2 stops23h 05m

Kastrup Copenhagen

Wed 8/19

12:15 pm-10:18 am

1 stop28h 03m

$726

Washington, D.C.Copenhagen

DCA - CPH

DCACPH

Washington, D.C. Reagan-National

Mon 8/17

12:40 pm-10:50 am

2 stops16h 10m

Kastrup Copenhagen

Wed 8/26

12:15 pm-9:48 pm

1 stop15h 33m

$727

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Copenhagen from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Copenhagen

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Copenhagen?

The cheapest day to depart from Washington, D.C. Reagan-National Airport to Copenhagen is on a Tuesday when prices can be found for as low as $652. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. Reagan-National Airport to Copenhagen for around $756.

What is the cheapest time of day to depart on your flight to Copenhagen?

Flying to Copenhagen from Washington, D.C. Reagan-National Airport in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $479 when looking at flights departing in the afternoon. Try not to purchase tickets in the evening because they tend to be around $691. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Washington, D.C. Reagan-National Airport to Copenhagen

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National Airport to Copenhagen according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Reagan-National Airport to Copenhagen (DCA to CPH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Copenhagen

Fastest flight time

13h 25m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Copenhagen takes 13h 25m
There are no direct flights from Washington, D.C. Reagan-National Airport to Copenhagen. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Copenhagen.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Copenhagen

  • How far is Washington, D.C. Reagan-National to Kastrup Copenhagen by plane?

    There are 4046.3 mi between Washington, D.C. Reagan-National and Kastrup Copenhagen. A reasonable flight in good conditions will take 13h 25m.

  • When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Kastrup Copenhagen Airport?

    Prices for flights from Washington, D.C. Reagan-National Airport to Kastrup Copenhagen Airport were last updated today.

  • How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Kastrup Copenhagen Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Kastrup Copenhagen Airport.

  • What documentation or ID do you need to fly to Kastrup Copenhagen Airport?

    The travel and health documents you'll need for your trip to Kastrup Copenhagen Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kastrup Copenhagen Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Copenhagen?

Book flights to Copenhagen if you plan to visit one of these locations
Kastrup
Roskilde

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Copenhagen?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Copenhagen for you.

Can I find flights from Washington, D.C. to Copenhagen with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Washington, D.C. to Copenhagen flights to just show those with flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Copenhagen?

Once all potential Washington, D.C. to Copenhagen flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Washington, D.C. to Copenhagen right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Washington, D.C. to Copenhagen flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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